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Portsmouth to Southampton by train
| First train | 3:50 am | |
|---|---|---|
| Last train | 10:50 pm | |
| Departure station | Portsmouth | |
| Arrival station | Southampton | |
| Journey time | From 35m | |
| Distance | 15 miles (24 km) | |
| Frequency | 99 trains per day | |
| Changes | Direct trains available | |
| Train operators |
Taking the train from Portsmouth to Southampton in 35 minutes
Thinking about taking the train from Portsmouth to Southampton? We've got you covered.
It usually takes around 48 minutes to travel the 24 km from Portsmouth to Southampton by train, although you can get there in as little as 35 minutes on the fastest services. You'll normally find around 99 trains per day running on this route. You won't need to worry about making any changes along the way either as direct trains are available.
Train tickets from Portsmouth to Southampton are usually cheaper when you book in advance compared to buying them on the day. Start a search in our Journey Planner to check out the latest prices.
Keen to book your train tickets to Southampton? No need to wait, start a search with us today! If you want to find out a bit more about the journey first, you can find our train schedule below, tips on booking cheap tickets and our FAQs, including first and last train times.
FAQs about the train journey from Portsmouth to Southampton
Want to know more about your journey from Portsmouth to Southampton? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.
How far is Southampton from Portsmouth by train?
Can I get from Portsmouth to Southampton without flying?
What is the best way to get from Portsmouth to Southampton?
When is the first train from Portsmouth to Southampton?
When is the last train from Portsmouth to Southampton?
How often do trains run from Portsmouth to Southampton?
How far in advance can I book tickets from Portsmouth to Southampton?
Looking for a return trip from Portsmouth to Southampton?
Cheap train tickets from Portsmouth to Southampton
Book in advance
Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.
Consider a Season Ticket
If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Portsmouth to Southampton is right for you.
Use your Railcard
National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.
Split your tickets
Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.
* Based on European average monthly visitors to Trainline’s app and website from 1.1.2023 to 10.31.2023 vs other independent retailers.